Fats can be synthesized from both carbohydrates and proteins. The evidence is given below: 1. From Carbohydrates: It is an experimental fact that animals can deposit fat practically on fat-free diet (Fig. 10.30.) Young pigs fed on barley deposit more fat than can be accounted for from the protein and fat content of barley. So the carbohydrates must have been [...]
Depot fat is not identical with food fat. With the customary diet, the depot fat of each species is a characteristic one. But if diet be altered in either quality or quantity specially after starving the animal, the depot fats may resemble food fat to a varying extent. On the whole, depot fats are more unsaturated than food fats. One [...]
The below mentioned article provides a paragraph on sterols. Sterols or steroids are not true fats. Steroids are derivatives of phenanthrene and have the parent nucleus (perhydrocyclopentanophenanthrene) with 17 carbon atoms consisting in 3 hexagon and one pentagon rings. When the natural steroids have a methyl group at C-13 and generally at C-10 and possess one or more alcoholic groups, [...]